#include <iostream>
#include <cstring>
using namespace std;
struct Person
{
    // 职工基本信息的结构
    double salary;
    char *name;
};
class SalaryManage
{
    Person *employ; // 存放职工信息的数组
    int max; // 数组下标上界
    int n; // 数组中的实际职工人数
public:
    SalaryManage(int Max = 0)
    {
        max = Max;
        n = 0;
        employ = new Person[max];
    }
    // 返回引用特性是可以直接放在左值
    double &operator[](char *Name)
    {
        // 重载[]，返回引用
        Person *p;
        for(p = employ; p < employ + n; p++)
            if(strcmp(p->name,Name) == 0)
                return p->salary;
        // 不存在情况处理
        p = employ + n++;
        p->name = new char[strlen(Name) + 1];
        strcpy(p->name, Name);
        p->salary = 0;
        return p->salary;
    }
    void display()
    {
        for(int i = 0; i < n; i++)
            cout << employ[i].name << " " << employ[i].salary << endl;
    }
    ~SalaryManage(){
        delete[] employ;
    }
};

int main()
{
    SalaryManage s(3);
    s["张三"] = 2188.88;
    s["李四"] = 1230.07;
    s["王五"] = 3200.97;

    cout << "wangwu  " << s["wangwu"] << endl;
    s.display();
}
